Maokou Formation

例句：

1. 1. The Maokou Formation is a significant geologicalformation in China's western region.
   马库组地层是中国西部的一个重要地质构造。
2. 2.The Maokou Formation contains numerousfossils that are crucial for understanding thehistory of life on Earth.
   马库组地层包含了许多化石，对于理解地球上生命的历史至关重要。
3. 3.The Maokou Formationis often used as a reference forstudying ancient plant and animal life.
   马库组地层经常被用作研究古代植物和动物生活的参考。